Urry, J. B., Ferguson, N., & Mouat, D. A. (1979). A natural resource analysis of the province of Zinder, Niger, using remote sensing techniques. Arid Lands Natural Resources Committee, University of Arizona.
Dyfyniad Arddull ChicagoUrry, J. B., N. Ferguson, and David A. Mouat. A Natural Resource Analysis of the Province of Zinder, Niger, Using Remote Sensing Techniques. Tucson, Arizona: Arid Lands Natural Resources Committee, University of Arizona, 1979.
Dyfyniad MLAUrry, J. B., et al. A Natural Resource Analysis of the Province of Zinder, Niger, Using Remote Sensing Techniques. Arid Lands Natural Resources Committee, University of Arizona, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.